kwamemonues95 kwamemonues95

14-05-2019
Physics

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A circuit has a 20-ohm resistor, and a current of 2 amps flows through it. What must be the battery voltage?

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musiclover10045 musiclover10045

14-05-2019

Using Ohm's Law:

Voltage = current ( amps) x resistance

Voltage = 2 amps x 20 ohms

Voltage = 40 volts

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